At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.
NM-Mint - $0.50
Lightly Played - $0.50
Moderately Played - $0.50
Heavily Played - $0.40
Damaged - $0.40
NM-Mint Non English - $0.50
Lightly Played Non English - $0.50
Moderately Played Non English - $0.50
Heavily Played Non English - $0.40
Damaged Non English - $0.40